With watchOS 5.1.2, all Apple Watch Series 4 units will now feature an ECG app that users can utilise to check their electrocardiogram right off their wrist. The ECG feature will make use of the built-in electrodes that will take readings from the Digital Crown as well as the back crystal.Read more ...

Apple Watch 4's ECG heart monitor feature is live, here's how to use it

One of the biggest upgrades to the Apple Watch Series 4 from its predecessor is its ability to record an electrocardiogram and detect issues with how the user's heart is functioning. The company's FDA-approved feature is now live for users in the US. The device can detect irregularities in your heartbeat, which can point to critical conditions like atrial fibrillation that may result in a stroke. If your Watch classifies your rhythm as a high heart rate or atrial fibrillation, you'll want to talk to your doctor. However, it's worth noting that the Watch only records a basic single-lead...Read more ...